Disputes of 1960-1969: photograph of lobby of National Union of Mineworkers (South Wales Area) Area Conference at Cardiff over the closure of Rhigos Colliery Demonstrators holding placards with slogans the following slogans: 'Stop the closure of Rhigos Colliery'; 'Vote today for Industrial Action'; 'Save the Welsh Coalfield no more closures'; 'Our Fathers fought so can we'; 'Into action to safeguard the future of the miners and their families' c 1961